The animal world has many crazy creatures. Capybaras can sleep in the water. The duck-billed platypus has venom-filled spurs. Colugos can glide from treetop to treetop. The purple frog lives… More →

What's crazy about these creatures? The red lionfish has fins that look like a lion's mane. The whitemargin stargazer discharges an electric shock. The bluestreak cleaner wrasse is the… More →

What's crazy about these creatures? The purple frog lives almost its whole life underground. The wood frog's heart stops beating in winter. The Argentine horned frog is also known as the… More →

What's crazy about these creatures? The Komodo dragon can eat a whole deer. The thorny devil is covered in spikes. The green crested basilisk can run on water. Read about the coolest lizards… More →

What's crazy about these creatures? Capybaras can sleep in the water. The duck-billed platypus has venom-filled spurs. Colugos can glide from treetop to treetop. Read about the coolest… More →

Soil isn't just dirt. It is an ecosystem that supports all life on Earth. Learn what makes it special and practice reading words with the special vowel teams of oi and oy. These books use… More →

This Decodable Reader story is how drawing a picture helps Shawn when she is feeling low. Help Shawn cheer up after an awful baseball game as you practice reading words with "aw." A key… More →

Join the car mania! It's time to take your hands off the wheel and zoom into the high-tech world of driverless cars. Learn about the first driverless cars, how sensors work together to let a… More →

Jump into orbit around one planet in our amazing solar system: Earth! Take a fact-filled flight to learn what makes our home planet so special. Explore its watery surface, its protective… More →

Do you wonder about the planet we call home? Do you know how it formed, what lies under its surface, and how it has changed over time? In this book, learn about planet Earth and the many… More →